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in transformers for ex. 100mva and 400kv the secondary current is about 420 amps but for selection of bushing the capacity of selected bushing is 2000A why there is such big difference ?
ABB,
2 4975how can we make cable shedule for controll wiring ? which details must be required for it.?
L&T,
2144what difference between tapping -15% to +5 % and -5% to +15% tap. & how can define HV turns on maximun & minimum tap of power transformer.
2 5020what is the difference between "Rotary bypass isolation switch and Normal bypass switch" pls share indepth techs?
2063Can anyone provide with a SLD for HT panel installation for a 33KV line and distribution end has three 1.5MV transformers. Is it suitable to use OCB or VCB and also provide me the suitable rating and its connection diagram.
TATA,
3353Post New Electrical Engineering Questions
Can we indroduce the principle of single phase induction mator to Transformer? i.e. by Producing rotating flux in the transformer.
Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example?
What are the relays in ACB and VCB
How does the slip regulator works as a startor
when it is possible kvrah lead & fundamental kwh be equal in electonic trivector meters (3 ph)
Load break swicth maintenance procedure.
Can you explain about TEE protection scheme?
What are the advantages and disadvantages of the ac motors?
0.5,1,1.5,2.5,4.0.6.0,10,16 square mm electrical wires how much take maximum current in 50htz
how to calculate fault level?
What are high pass filter and low pass filter? and What are the flowmeter ?
explain comutator action in detail.thanks
Why do we pefer VCB over OCB?What are the advantages of VCB over OCB?
what is transformor oil gread
What do you mean by dependent and independent voltage sources?
